Prehistoric cultural affiliation(s) include Laurentian Tradition, Vergennes Phase and Moorehead Phase dating back to 499 BC.
Several famous people are associated with these Washington County historic places including Dr. Charles H. Best and Thomas Ruggles.
Some of the country's most noteable architects helped create the Washington County places including Aaron Sherman and Howard Varney. Prominent architectural styles found in Washington Country are Greek Revival and Gothic Revival.